Acorus gramineus is commonly called grassy-leaved sweet flag. It is native to wetland areas of China, Japan, Korea, India, Thailand, Myanmar and the Philippines. Acorus are grown primarily for their bright, cheery evergreen foliage that is clumping and grass-like in character.

Understanding the Context

The plant's flower spikes are largely inconspicuous on Acorus gramineus, while they are larger on Acorus calamus.